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mars1129 [50]
2 years ago
12

3.4z+ 2.8z =I need help now!!!​

Mathematics
2 answers:
Troyanec [42]2 years ago
8 0

Answer:

6.2z

Step-by-step explanation:

Basically adding 3.4 +2.8 getting 6.2 then adding z to the end of it

e-lub [12.9K]2 years ago
3 0

Answer:

6.2z

Step-by-step explanation:

its basically just 3.4 + 2.8 but you add a z.

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The water level in an ocean bay changes at an average rate of 6 meters every 12 hours. How many meters does the ocean bay change
Gennadij [26K]

Answer:

2 meters an haur

Step-by-step explanation:

12 haurs= 6 meters

1 haur =. x

8 0
3 years ago
Which property of addition is shown?<br>9 + 1 = 1 + 9<br>associative<br><br>commutative​
Sophie [7]

Answer:

commutative

Step-by-step explanation:

it is commutative because both side equal the se thing

3 0
2 years ago
15 is 9 more than j. <br> As an equation.
Liono4ka [1.6K]
15 is 9 more that j

Let is be the = sign.

Let more than be the + sign.

15 = 9 + j
3 0
3 years ago
Read 2 more answers
What is the least common denominator for 3/4 and 4/6
lbvjy [14]
Your least common denominator is 12, because
4: 4, 8, 12
6: 6, 12
Found it!
5 0
3 years ago
Read 2 more answers
On Tuesday Jack bought four boxes. On Wednesday half of all the boxes that he had were destroyed. Write an expression for how ma
UkoKoshka [18]

This question is incomplete because the options were not written properly.

Complete Question

On Tuesday Jack bought four boxes. On Wednesday half of all the boxes that he had were destroyed.

Write an expression for how many boxes Jack has now

A. 1/2b+4

B. 1/2+4b

C. 4b−1/2b

D. b+42/2

Answer:

C. 4b−1/2b

Step-by-step explanation:

Let the number of boxes that Jack has be represented by b

In the question, we are told that:

• On Tuesday, Jack bought 4 boxes

Since 1 box = b

4 boxes = 4b

• On Wednesday , half of the boxes where destroyed.

= 1/2 b

The expression for how many boxes Jack has now is given as

Number of boxes Jack bought in Tuesday - half of the boxes destroyers on Wednesday.

This is expressed mathematically as:

4b - 1/2b

7 0
3 years ago
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